package org.iipg.web.cmd;

public class StringUtils {
	//首字母转小写
	public static String toLowerCaseFirstOne(String s)
	{
		if(Character.isLowerCase(s.charAt(0)))
			return s;
		else
			return (new StringBuilder()).append(Character.toLowerCase(s.charAt(0))).append(s.substring(1)).toString();
	}
	
	//首字母转大写
	public static String toUpperCaseFirstOne(String s)
	{
		if(Character.isUpperCase(s.charAt(0)))
			return s;
		else
			return (new StringBuilder()).append(Character.toUpperCase(s.charAt(0))).append(s.substring(1)).toString();
	}
}
